Hello?
Hi, Ma. How are you?
The Big Bang Theory Season 7, Episode 16
Hello, Sheldon.
The Big Bang Theory Season 2, Episode 13
Hello, Kripke.
Yeah, Sheldon Cooper here.
The Big Bang Theory Season 2, Episode 13
For three years,
you've never come by to say HELLO.
The Big Bang Theory Season 1, Episode 12
- Hello?
- Get a new computer!
The Big Bang Theory Season 9, Episode 19